Building permits by Hammerhouse Construction
| Trade | Permits | Last 12 mo | Usual filed value | vs trade | Active | Evidence | List position |
|---|---|---|---|---|---|---|---|
| Foundation & Seismic | 5 | 2 | $8,000 | 0.45× the usual for the trade | Jul 2024 – Apr 2026 | Limited | #11 of 401 |
| Addition | 1 | 0 | — | — | Aug 2025 – Aug 2025 | Limited | — |
List position: where the firm lands on the San Francisco comparison for that trade at default settings (or at a typical budget), among firms without a license problem. It's a match score from public records, not a quality rating.
Filed value is what was written on the permit, not a quote or final bill; a usual value needs 5 or more priced permits in the trade. Some jobs never need a permit.
License
- Status on the license recordActive, 24 years on record
- License numberCSLB #804459
- Class / typeB
- Check it yourselfCSLB license check
Complaints, lawsuits and the permit record
Our record covers building permits, not complaints or court cases. In San Francisco, CA, Hammerhouse Construction pulled 6 permits 2024–2026. To check complaints and lawsuits, search CSLB for #804459 (CSLB license check) (the license page lists public complaint disclosures), BBB complaints for Hammerhouse Construction and San Francisco County court records.
We never say whether a complaint or lawsuit exists: we do not hold those records.
Questions
- How many permits has Hammerhouse Construction pulled in San Francisco, CA?6 matching permits between Jul 2024 and Apr 2026, 2 of them in the last 12 months.
- What work does Hammerhouse Construction do?By permit count: Foundation & Seismic, Addition.
- Is Hammerhouse Construction licensed?Yes: CSLB license #804459 (B), Active, 24 years on record. We match by name, so confirm the number on the official CSLB license check before signing.
- Are there complaints or lawsuits against Hammerhouse Construction?Our record covers building permits, not complaints or court cases. In San Francisco, CA, Hammerhouse Construction pulled 6 permits 2024–2026. To check complaints and lawsuits, search CSLB for #804459 (CSLB license check) (the license page lists public complaint disclosures), BBB complaints for Hammerhouse Construction and San Francisco County court records.
- Are there reviews of Hammerhouse Construction in San Francisco, CA?We do not collect reviews. What we hold is the public permit record: Hammerhouse Construction pulled 6 permits in San Francisco, CA from Jul 2024 to Apr 2026. CSLB license #804459: Active. For reviews, see the firm’s BBB profile or Google listing, and check them against this record.
Where Hammerhouse Construction works
The ZIP codes where Hammerhouse Construction filed the most of its 6 permits on homes in San Francisco, counted at each property's ZIP code. A ZIP code opens every permit we track there and the most active firms in each trade.
Similar foundation contractors in San Francisco
The 5 foundation contractors closest to Hammerhouse Construction's 5 foundation & seismic permits. Similar volume, not similar quality.
- Bay Area Retrofit · 5 permits
- Cal Coast Window & Door · 5 permits
- Engineered Soils Repairs · 5 permits
- Jemico LLC dba Renewal by Andersen of SF · 5 permits
- Rlfc Construction LLC · 5 permits
Compare Hammerhouse Construction with other San Francisco foundation & seismic contractors
Every permit record in the city, side by side. Pick what you value. The list moves.
Source: public permit records (San Francisco), matched by contractor name. How the records work. Something wrong? Firms can request a correction.